21336326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:760

約数の個数: 32

約数和(自身を含む): 37441440

約数和(自身を除く): 16105114

約数列:

[1, 2, 11, 17, 22, 34, 89, 178, 187, 374, 641, 979, 1282, 1513, 1958, 3026, 7051, 10897, 14102, 16643, 21794, 33286, 57049, 114098, 119867, 239734, 627539, 969833, 1255078, 1939666, 10668163, 21336326]

約数ペア:

[(1, 21336326), (2, 10668163), (11, 1939666), (17, 1255078), (22, 969833), (34, 627539), (89, 239734), (178, 119867), (187, 114098), (374, 57049), (641, 33286), (979, 21794), (1282, 16643), (1513, 14102), (1958, 10897), (3026, 7051)]